1. Remove the cover by pressing it as direction of the arrows.
2. Remove the bulb by pulling it straight out.
3. Install a new bulb.
4. Reinstall in the reverse order.
Hyundai Elantra AD (2016-2020) Service Manual: Transaxle Oil Temperature Sensor Description and Operation
Description
•
Transaxle oil temperature sensor monitors the automatic transaxle fluid's temperature and conveys the readings to TCM.
•
It is an NTC (Negative Thermal Coefficient) sensor whose
resistance has an inversely proportional relationship with the
temperature level.
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Hyundai Elantra AD (2016-2020) Owners Manual: Limitations of the system
The driver must be cautious in the below situations because the system may not
detect other vehicles or objects in certain circumstances:
The vehicle is driven in inclement weather such as heavy rain or snow.
The sensor is polluted with rain, snow, mud, etc.
The rear bumper where the senso ...